require 'formula' class Ngspice < Formula homepage 'http://ngspice.sourceforge.net/' url 'http://sourceforge.net/projects/ngspice/files/ng-spice-rework/25/ngspice-25.tar.gz' sha1 '745c3c32385b7d5c808836e393fe7699f8568860' option "with-x", "Build with X support" option "without-xspice", "Build without x-spice extensions" depends_on :x11 if MacOS::X11.installed? or build.include? "with-x" def install args = %W[ --disable-dependency-tracking --prefix=#{prefix} --with-editline=yes ] args << "--enable-x" if build.include? "with-x" args << "--enable-xspice" unless build.include? "without-xspice" system "./configure", *args system "make install" end def test system "#{bin}/ngspice", "-v" end end